Checking fixture for degree of symmetry of steering joint

The utility model discloses a steering joint symmetry degree testing fixture which comprises a base, a limiting column is arranged on the base, the limiting column is in close fit with a connecting hole of a steering joint, a positioning shaft is in close fit with a lug hole of the steering joint, and a cylindrical clamping block coaxial with the positioning shaft is arranged at the end of the positioning shaft. A position adjusting mechanism is arranged on the base, a dial indicator is arranged on the position adjusting mechanism, a measuring head of the dial indicator is horizontally arranged, and the measuring head of the dial indicator abuts against the end face of the cylindrical clamping block. The steering joint symmetry degree testing fixture is simple in structure and convenient to operate, can measure the symmetry degree of steering joint earholes of different sizes, and is small in measurement error; and meanwhile, the inclination of the earhole can be measured, so that the steering joint with the